n | a(n) |
---|---|
1 | 1 |
2 | 11 |
3 | 11 |
4 | 111 |
5 | 1221 |
6 | 1221 |
7 | 12221 |
8 | 123321 |
9 | 1356531 |
10 | 1356531 |
11 | 13566531 |
12 | 135787531 |
13 | 1370219631 |
14 | 15072415941 |
15 | 15072415941 |
16 | 150725515941 |
17 | 1507390825941 |
18 | 15087488356941 |
19 | 152246473420041 |
20 | 1674711207620451 |
21 | 1674711207620451 |
[1,11,11,111,1221,1221,12221,123321,1356531, 1356531,13566531,135787531,1370219631,15072415941, 15072415941,150725515941,1507390825941, 15087488356941,152246473420041,1674711207620451, 1674711207620451] |